The murder scene of a woman. Detective Hatori calls and a detective appears. It is Shunsaku Goto. The victim, Miyuki Kusuno, had an affair with Kazuo Yamaya, who found the body. It seems that the room where the incident occurred was rented by three men, including Yamaya, as a spear room. He wants to hear Goto's opinion on whether one of them killed him or someone else. Immediately, Goto begins to layer his body on top of the victim's body .......